import type { WsClientEvent } from './types.js';
import { type InternalOrigin } from './origin.js';
export type EventHandler<T = WsClientEvent> = (event: T) => void;
export interface WsClientOptions {
    token: string;
    baseUrl?: string;
    maxReconnectAttempts?: number;
    reconnectJitter?: boolean;
    reconnectBaseDelayMs?: number;
    reconnectMaxDelayMs?: number;
    circuitBreakerMaxAttempts?: number;
    /** Log warnings for dropped/malformed WebSocket messages via console.warn. */
    debug?: boolean;
}
export declare function withInternalWsOrigin<T extends WsClientOptions>(options: T, origin: InternalOrigin): T;
export declare class WsClient {
    private token;
    private baseUrl;
    private ws;
    private handlers;
    private isOpen;
    private reconnectAttempt;
    private maxReconnectAttempts;
    private reconnectJitter;
    private reconnectBaseDelayMs;
    private reconnectMaxDelayMs;
    private circuitBreakerMaxAttempts;
    private permanentlyDisconnected;
    private reconnectTimer;
    private connectTimer;
    private connectTimeoutMs;
    private pingTimer;
    private closed;
    private debug;
    private originSurface;
    private originClient;
    private originVersion;
    constructor(options: WsClientOptions);
    connect(): void;
    disconnect(): void;
    reconnect(): void;
    subscribe(channels: string[]): void;
    unsubscribe(channels: string[]): void;
    on(event: string, handler: EventHandler): () => void;
    off(event: string, handler: EventHandler): void;
    get connected(): boolean;
    private emit;
    private sendJson;
    private startPing;
    private stopPing;
    private clearConnectTimer;
    private computeReconnectDelayMs;
    private tripCircuitBreaker;
    private scheduleReconnect;
}
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